Length
5
10
20
30
40
50
100
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Level
2
3
4
5
6
7
8
9
10
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Simple
Exponents
Roots
Logarithms
Advanced
n
-a
(a/b)
n
(a/b)
-n
n
a
× n
b
n
a
× n
b
= n
x
n
a
÷ n
b
= n
x
a
x
y
= a
z
a·a·a = a
3
a
2
·a
3
= a
5
√
a±b
log
n
a ±
log
n
b
i
a
√
-n(i)
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Root & Exponent
6
2
=
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